CN101980119A - Device for arranging and debugging linear laser light source and method thereof - Google Patents
Device for arranging and debugging linear laser light source and method thereof Download PDFInfo
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- CN101980119A CN101980119A CN 201010281912 CN201010281912A CN101980119A CN 101980119 A CN101980119 A CN 101980119A CN 201010281912 CN201010281912 CN 201010281912 CN 201010281912 A CN201010281912 A CN 201010281912A CN 101980119 A CN101980119 A CN 101980119A
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Abstract
The invention discloses a device for arranging and debugging a linear laser light source, which consists of a camera, a passive pen, reflective stripes and a debugging indication module, wherein the reflective stripes are used for reflecting light rays emitted from the linear laser light source; the camera shoots an image and outputs the shot image; the debugging indication module consists of a debugging unit and a signal display unit; and when the image is shot, a pen point of the passive pen is downwards vertically arranged at two positions at different distances away from the linear laser light source on a central optical axis of the linear laser light source on a touch panel respectively. The invention also discloses a method for arranging and debugging the linear laser light source. According to the position, illuminated by the laser light source, of the passive pen in the image shot by the camera and the brightness of the reflective stripes, the optical axis of the linear laser light source is adjusted to be parallel to the touch panel, and the illumination range of the linear laser light source is ensured to cover the whole touch panel so as to finish the debugging of the linear laser light source accurately and conveniently.
Description
Technical field
The present invention relates to field, particularly a kind of apparatus and method of word line shape LASER Light Source Installation and Debugging based on the LASER Light Source location.
Background technology
Along with the widespread use that touches location technology, positioning form is also more and more, resistance-type is arranged, condenser type, infrared, surface acoustic wave or the like, also has a kind of location technology that occurs recently based on laser, this technology has the bearing accuracy height, can realize the characteristics that multipoint positioning and reaction velocity are fast, patent publication No. is that the Chinese invention patent application of CN101477427A discloses " contact or no touch formula infrared laser multi-point touch control apparatus ", by at least one detection side of contact panel to or a plurality of corner on a word Infrared laser instrument is installed, when having touch event to take place, infrared camera photographs the infrared light of touch point scattering, positions.When Unit Installation, need carry out Installation and Debugging to a word line shape LASER Light Source, make that a word line shape LASER Light Source optical axis is parallel to contact panel and its illumination range covers whole contact panel.
Can't directly see an infrared word line shape LASER Light Source owing to human eye in the Installation and Debugging process, and directly by manually carrying out blindness adjustment, be difficult to judge whether a word line shape LASER Light Source optical axis is parallel to contact panel and guarantees that the illumination range of a word line shape LASER Light Source covers whole contact panel, the installation of one word line shape LASER Light Source is inaccurate, directly has influence on the degree of accuracy of follow-up location.
Summary of the invention
The objective of the invention is to overcome the shortcoming of prior art with not enough, provide a kind of simple and convenient, the precision height, and a fireballing word line shape LASER Light Source Installation and Debugging devices and methods therefor realizes that a word line shape LASER Light Source optical axis is parallel to contact panel and guarantees that the illumination range of a word line shape LASER Light Source covers whole contact panel.
The device of a kind of word line shape LASER Light Source Installation and Debugging of the present invention is by the following technical solutions:
A kind of device of word line shape LASER Light Source Installation and Debugging, form by camera, passive pen, reflecting strips, debugging indicating module, wherein, described reflecting strips, there are two, height is separately positioned on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and touch panel frame between 1-10mm, is used to reflect the light that a word line shape LASER Light Source is sent;
Described camera is positioned on the position that can photograph whole contact panel, and the output photographic images;
Described debugging indicating module is made up of debugging unit, signal display unit; Described debugging unit is used to receive the captured figure of camera, according to the brightness generation debugging indicator signal of reflecting strips in the photographic images; Described signal display unit is used for showing the debugging indicator signal;
Described passive pen, be used for when photographic images, nib vertically is placed on the contact panel respectively downwards and on two positions different apart from distance with a word line shape LASER Light Source on the word line shape LASER Light Source central optical axis, is carved with a scale strip apart from the position of nib 10mm on the penholder of described passive pen.
Described reflecting strips is the material of blank sheet of paper or other energy reflects infrared light.
The present invention is the device of word line shape LASER Light Source Installation and Debugging, reflecting strips, passive pen, camera and debugging indicating module have been adopted, reflecting strips and passive pen are as debugging localization criteria thing, make debugging more accurate, the debugging indicating module provides indicator signal for adjustment, make debugging more convenient, adjust the position of a word line shape LASER Light Source according to indicator signal, make a word line shape LASER Light Source optical axis be parallel to contact panel and guarantee that the illumination range of a word line shape LASER Light Source covers whole contact panel, finished the debugging of a word line shape LASER Light Source.
The method of the present invention's one word line shape LASER Light Source Installation and Debugging is by the following technical solutions:
An existing word line shape LASER Light Source (can comprise a fixed mount), as shown in Figure 2.
A kind of method of word line shape LASER Light Source Installation and Debugging may further comprise the steps:
Step 1: the nib of passive pen is downward, vertically be placed on respectively on the contact panel with a word line shape LASER Light Source apart from two different positions of distance, camera carries out image taking to being positioned at these two locational passive pens respectively, and export two images, carry out following adjustment according to these two images earlier:
For explaining conveniently, the nib of passive pen is downward, vertically be placed on the contact panel and two positions different apart from distance on a word line shape LASER Light Source central optical axis with a word line shape LASER Light Source on the time, the near position of definition and word line shape LASER Light Source distance is a primary importance, with the position of a word line shape LASER Light Source distance be the second place.
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all below scale strip, then need not a word line shape LASER Light Source is adjusted;
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all above scale strip, then the whole touch panel relatively of a word line shape LASER Light Source is adjusted downwards;
If the image that obtains from primary importance, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from the second place, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting downwards towards relative touch panel a word line shape LASER Light Source;
If the image that obtains from the second place, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from primary importance, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting upward towards relative touch panel a word line shape LASER Light Source;
After having adjusted a word line shape LASER Light Source, make its central optical axis be parallel to contact panel.
Step 2: on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and contact panel frame, reflecting strips is set respectively, camera is taken two reflecting strips simultaneously, the image that shooting is obtained outputs to the debugging indicating module, debugging unit in the debugging indicating module, reflecting strips brightness value in the image and preset threshold value a are compared, generate the debugging indicator signal, signal display unit shows this debugging indicator signal, and concrete situation is as follows:
If the reflecting strips brightness value of all reflecting strips is all less than threshold value a in the image, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the reflecting strips direction, and signal display unit shows this debugging indicator signal;
If the reflecting strips brightness value of all reflecting strips is all greater than threshold value a in the image, then debugging unit generates does not need debugging indicator signal that a word line shape LASER Light Source is adjusted, and signal display unit shows this debugging indicator signal;
If the reflecting strips brightness value of reflecting strips that has only the image left side is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted left, and signal display unit shows this debugging indicator signal;
If the reflecting strips brightness value that has only the reflecting strips on the right of the image is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the right, and signal display unit shows this debugging indicator signal.
Described threshold value a, can adopt following method to obtain: camera is taken respectively, by word line shape LASER Light Source irradiation with not by the reflecting strips under the word line shape LASER Light Source irradiation both of these case, minimum luminance value when maximum brightness value when obtaining reflecting strips respectively and not shone by a word line shape LASER Light Source and reflecting strips are shone by a word line shape LASER Light Source, threshold value a are between these two values but do not comprise to appoint in the scope of these two values and get a value.
Described reflecting strips brightness value is the mean value of whole reflecting strips brightness.
Need to prove: by word line shape LASER Light Source irradiation with do not differed greatly, so the error that distance difference caused between light source and each reflecting strips can be ignored the influence of this invention by the brightness of the reflecting strips under the word line shape LASER Light Source irradiation both of these case.
The present invention is a kind of method of Installation and Debugging of a word line shape LASER Light Source, LASER Light Source shines the position of passive pen and by the reflecting strips brightness value in the image that photographs according to camera, thereby make that a word line shape LASER Light Source optical axis is parallel to contact panel and its illumination range covers whole contact panel, finished the debugging of a word line shape LASER Light Source, debug process is accurate and convenient.
Description of drawings
Fig. 1 is the structural representation of the device embodiment one of a kind of word line shape LASER Light Source Installation and Debugging of the present invention;
Fig. 2 is the present invention's one word line shape LASER Light Source fixed mount synoptic diagram;
Fig. 3 is that the passive pen of the embodiment of the invention one is placed synoptic diagram;
Fig. 4 is the synoptic diagram that the reflecting strips of the embodiment of the invention one is illuminated situation one;
Fig. 5 is the synoptic diagram that the reflecting strips of the embodiment of the invention one is illuminated situation two;
Fig. 6 is the structural representation of the device embodiment two of a kind of word line shape LASER Light Source Installation and Debugging of the present invention;
Fig. 7 is that the passive pen of the embodiment of the invention two is placed synoptic diagram;
Fig. 8 is the synoptic diagram that the reflecting strips of the embodiment of the invention two is illuminated situation one;
Fig. 9 is the synoptic diagram that the reflecting strips of the embodiment of the invention two is illuminated situation two.
Embodiment
The present invention is a kind of devices and methods therefor of word line shape LASER Light Source Installation and Debugging, LASER Light Source shines the position of passive pen and adjusts the position of a word line shape LASER Light Source by the brightness of reflecting strips in the image that photographs according to camera, realizes that a word line shape LASER Light Source optical axis is parallel to contact panel and guarantees that the illumination range of a word line shape LASER Light Source covers whole contact panel.Further specify the present invention below in conjunction with accompanying drawing.
Embodiment one
Referring to shown in Figure 1, a word line shape LASER Light Source is placed on the angle of touch panel.Under a plurality of word line shape LASER Light Source situations of needs, because each word line shape LASER Light Source is when this situation, the devices and methods therefor of Installation and Debugging is all similar, and present embodiment only illustrates the concrete implementation step of one one word line shape LASER Light Source.
The device of word line shape LASER Light Source Installation and Debugging of the present invention is made up of camera 101, passive pen 102, reflecting strips 103,106, debugging indicating module 107.
Wherein, described reflecting strips 103,106 is placed respectively on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and contact panel frame; In the present embodiment, described reflecting strips is a blank sheet of paper, and height L is 5mm.
Described camera 101 is placed on the position that can photograph whole contact panel.
Described debugging indicating module 107 links to each other with camera 101, and is made up of debugging unit 111 and signal display unit 112.The image that debugging unit 111 is taken according to camera 101 is analyzed, and generates the debugging indicator signal to a word line shape LASER Light Source 109; Signal display unit 112 is used for showing the debugging indicator signal.In the present embodiment, use the pilot lamp of red, green two different colours as signal display unit.
Be carved with a scale strip apart from the position of nib 10mm on the penholder of described passive pen, in the present embodiment, scale strip is 10mm apart from the height D of nib.
An existing word line shape LASER Light Source (can comprise a fixed mount 201) is installed in it on angle of contact panel, referring to shown in Figure 2.
A kind of method of word line shape LASER Light Source Installation and Debugging may further comprise the steps:
Step 1: the nib of passive pen 102 is downward, vertically be placed on the contact panel respectively and on two positions different apart from distance on the word line shape LASER Light Source central optical axis with a word line shape LASER Light Source, as shown in figures 1 and 3, camera 101 carries out image taking to being positioned at two locational passive pens respectively, successively obtain two images, carry out following adjustment according to these two images earlier:
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all below scale strip, then need not a word line shape LASER Light Source is adjusted;
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all above scale strip, then the whole touch panel relatively of a word line shape LASER Light Source is adjusted downwards;
If the image that obtains from primary importance, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from the second place, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting downwards towards relative touch panel a word line shape LASER Light Source;
If the image that obtains from the second place, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from primary importance, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting upward towards relative touch panel a word line shape LASER Light Source;
After having adjusted a word line shape LASER Light Source, make the central optical axis 110 of a word line shape LASER Light Source be parallel to contact panel.
Step 2: on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and contact panel frame, reflecting strips is set respectively, camera is taken two reflecting strips simultaneously, the image that shooting is obtained outputs to the debugging indicating module, debugging unit in the debugging indicating module, reflecting strips brightness value in the image and preset threshold value a are compared, generate the debugging indicator signal, signal display unit shows this debugging indicator signal, and concrete situation is as follows:
If the reflecting strips brightness value of all reflecting strips is all less than threshold value a in the image, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the reflecting strips direction, and red led, green indicating lamp be light yellow all;
If the reflecting strips brightness value of all reflecting strips is all greater than threshold value a in the image, then debugging unit generates does not need debugging indicator signal that a word line shape LASER Light Source is adjusted, and red led, green indicating lamp all do not work;
If the reflecting strips brightness value of reflecting strips 106 that has only the image left side is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted left, and red led is bright, and green color pilot lamp does not work;
If the reflecting strips brightness value that has only the reflecting strips 103 on the right of the image is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the right, and green indicating lamp is bright, and red led does not work.
According to the debugging indicator signal that signal display unit shows one word line shape LASER Light Source is adjusted.
Described threshold value a, adopt following method to obtain: camera is taken respectively, by word line shape LASER Light Source irradiation with not by the reflecting strips under the word line shape LASER Light Source irradiation both of these case, minimum luminance value when maximum brightness value when obtaining reflecting strips respectively and not shone by a word line shape LASER Light Source and reflecting strips are shone by a word line shape LASER Light Source is between these two values but do not comprise in the scope of these two values and get threshold value a.In the present embodiment, threshold value a gets their mean value.
Described reflecting strips brightness value is the mean value of whole reflecting strips brightness.
For example, referring to shown in Figure 4, for the reflecting strips of the embodiment of the invention one is illuminated the synoptic diagram of situation one, in camera 101 photographic images, ask for the mean value of brightness of each reflecting strips and threshold value a relatively, can pick out: the light that LASER Light Source 109 is sent has only illuminated reflecting strips 106, and not shining reflecting strips 103, the debugging unit of debugging indicating module 107 generates debugs indicator signal to the right, in the pilot lamp of representation signal display unit, red led does not work, and green indicating lamp is bright.At this moment, a word line shape LASER Light Source keeping light source light to shine under the constant situation in plane, being adjusted to the right, all is not bright up to pilot lamp, as Fig. 5, at this moment, represents that a word line shape LASER Light Source Installation and Debugging adjustment is intact.
Embodiment two
Referring to shown in Figure 6, the difference of a present embodiment and a last embodiment is that a word line shape LASER Light Source is placed on the limit of touch panel, and a last embodiment is placed on the angle of contact panel.Because each word line shape LASER Light Source is in this situation, the devices and methods therefor of Installation and Debugging is all similar, and present embodiment only illustrates the concrete implementation step of one one word line shape LASER Light Source.
The device of a kind of word line shape LASER Light Source Installation and Debugging of the present invention is made up of camera 101, passive pen 102, reflecting strips 103,104, debugging indicating module 107.
Wherein, described reflecting strips 103,104 is placed on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and contact panel frame; Reflecting strips is the material of blank sheet of paper or other energy reflects infrared light, and in the present embodiment, described reflecting strips is the white plastic plate, and height L is 5mm.
Described camera 101 is placed on the position that can photograph whole reflecting strips,
Described debugging indicating module 107 links to each other with camera 101, is made up of debugging unit 111 and signal display unit 112.The image that debugging unit 111 is taken according to camera 101 is analyzed, and generates the debugging indicator signal to a word line shape LASER Light Source 109; Signal display unit 112 is used to show the 111 debugging indicator signals that generate.In the present embodiment, use correspondingly one by one with reflecting strips, and identical two pilot lamp of color are as signal display unit.
Be carved with a scale strip apart from the position of nib 10mm on the penholder of described passive pen, in the present embodiment, scale strip is 10mm apart from the height D of nib.
An existing word line shape LASER Light Source (can comprise a fixed mount 201) is fixed on the limit of touch panel.
A kind of method of word line shape LASER Light Source Installation and Debugging may further comprise the steps:
Step 1: the nib of passive pen 102 is downward, vertically be placed on the contact panel respectively and on two positions different apart from distance on the word line shape LASER Light Source central optical axis with a word line shape LASER Light Source, as shown in Figure 6 and Figure 7, camera 101 carries out image taking to being positioned at two locational passive pens respectively, successively obtain two images, carry out following adjustment according to these two images earlier:
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all below scale strip, then need not a word line shape LASER Light Source is adjusted;
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all above scale strip, then the whole touch panel relatively of a word line shape LASER Light Source is adjusted downwards;
If the image that obtains from primary importance, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from the second place, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting downwards towards relative touch panel a word line shape LASER Light Source;
If the image that obtains from the second place, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from primary importance, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting upward towards relative touch panel a word line shape LASER Light Source;
After having adjusted a word line shape LASER Light Source, make the central optical axis 110 of a word line shape LASER Light Source be parallel to contact panel.
Step 2: on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and contact panel frame, reflecting strips is set respectively, camera is taken two reflecting strips simultaneously, the image that shooting is obtained outputs to the debugging indicating module, debugging unit in the debugging indicating module, reflecting strips brightness value in the image and preset threshold value a are compared, generate the debugging indicator signal, signal display unit shows this debugging indicator signal, and concrete situation is as follows:
If the reflecting strips brightness value of all reflecting strips is all less than threshold value a in the image, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the reflecting strips direction, and all pilot lamp all do not work;
If the reflecting strips brightness value of all reflecting strips is all greater than threshold value a in the image, then debugging unit generates does not need debugging indicator signal that a word line shape LASER Light Source is adjusted, and all pilot lamp are light yellow all;
If the reflecting strips brightness value of reflecting strips 104 that has only the image left side is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted left, the pilot lamp corresponding with reflecting strips 104 do not work, the pilot lamp light yellow corresponding with reflecting strips 104;
If the reflecting strips brightness value of reflecting strips 103 that has only image the right is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the right, and the pilot lamp corresponding with reflecting strips 103 do not work, the pilot lamp light yellow corresponding with reflecting strips 103.
According to the debugging indicator signal that signal display unit shows one word line shape LASER Light Source is adjusted.
Described threshold value a, can adopt following method to obtain: camera is taken respectively, by word line shape LASER Light Source irradiation with not by the reflecting strips under the word line shape LASER Light Source irradiation both of these case, obtain maximum brightness value and reflecting strips the minimum luminance value when by a word line shape LASER Light Source being shone of reflecting strips when not shone respectively, between these two values but do not comprise in the scope of these two values and get threshold value a by a word line shape LASER Light Source.In the present embodiment, threshold value a gets their mean value.
Described reflecting strips brightness value is the mean value of whole reflecting strips brightness.
For example, referring to shown in Figure 8, be illuminated the synoptic diagram of situation one for the reflecting strips of the embodiment of the invention two, by camera 101 photographic images, the mean value and the threshold value a that ask for the brightness of each reflecting strips compare, can pick out, the light that a word line shape LASER Light Source is sent has shone reflecting strips 104, and does not shine reflecting strips 103, the debugging unit of debugging indicating module 107 generates debugs indicator signal to the right, in the pilot lamp of representation signal display unit,, the pilot lamp light yellow corresponding with reflecting strips 104, and the pilot lamp corresponding with reflecting strips 103 do not work, like this, need adjust to the right to a word line shape LASER Light Source keeping light source light to shine under the constant situation in plane, up to representing reflecting strips 103,104 pilot lamp is bright, as Fig. 9, at this moment, represent that a word line shape LASER Light Source Installation and Debugging adjustment is intact.
Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (5)
1. the device of word line shape LASER Light Source Installation and Debugging is characterized in that, described device is made up of camera, passive pen, reflecting strips, debugging indicating module;
Described reflecting strips, there are two, height is separately positioned on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and touch panel frame between 1-10mm, is used to reflect the light that a word line shape LASER Light Source is sent;
Described camera is positioned on the position that can photograph whole contact panel, and the output photographic images;
Described debugging indicating module is made up of debugging unit, signal display unit; Described debugging unit is used to receive the captured figure of camera, according to the brightness generation debugging indicator signal of reflecting strips in the photographic images; Described signal display unit is used for showing the debugging indicator signal;
Described passive pen, position apart from nib 10mm on its penholder is provided with a scale strip, be used for when photographic images, nib is placed on the contact panel and downward vertically on two different apart from distance with a word line shape LASER Light Source on word line shape LASER Light Source central optical axis positions.
2. the device of a kind of word line shape LASER Light Source Installation and Debugging according to claim 1 is characterized in that, described reflecting strips is the material of blank sheet of paper or other energy reflects infrared light.
3. the method for word line shape LASER Light Source Installation and Debugging is characterized in that, may further comprise the steps:
1), that the nib of passive pen is downward, vertically be placed on the contact panel respectively and on two positions different apart from distance on the word line shape LASER Light Source central optical axis with a word line shape LASER Light Source, camera carries out image taking to being positioned at these two locational passive pens respectively, and export two images respectively, make following adjustment according to these two images earlier:
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all below scale strip, then need not a word line shape LASER Light Source is adjusted;
If in two images, passive pen is gone up the position that is shone by a word line shape LASER Light Source, all above scale strip, then the whole touch panel relatively of a word line shape LASER Light Source is adjusted downwards;
If the image that obtains from primary importance, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from the second place, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting downwards towards relative touch panel a word line shape LASER Light Source;
If the image that obtains from the second place, the position that is shone by a word line shape LASER Light Source on the passive pen is below scale strip, and the image that obtains from primary importance, passive pen is gone up the position that shone by a word line shape LASER Light Source above scale strip, then adjusting upward towards relative touch panel a word line shape LASER Light Source;
The described primary importance and the second place, the nib that is meant passive pen respectively is downward, vertically be placed on the contact panel with a word line shape LASER Light Source apart from two different positions of distance the time, with the near position of word line shape LASER Light Source distance and with the position of a word line shape LASER Light Source distance;
2), on two intersection location of two illumination boundary lines of the required word line shape LASER Light Source of contact panel and contact panel frame, reflecting strips is set respectively, camera is taken two reflecting strips simultaneously, the image that output is taken is to debugging indicating module, debugging unit in the debugging indicating module compares reflecting strips brightness value in the image and preset threshold value a:
If the reflecting strips brightness value of all reflecting strips is all less than threshold value a in the image, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the reflecting strips direction, and signal display unit shows this debugging indicator signal;
If the reflecting strips brightness value of all reflecting strips is all greater than threshold value a in the image, then debugging unit generates does not need debugging indicator signal that a word line shape LASER Light Source is adjusted, and signal display unit shows this debugging indicator signal;
If the reflecting strips brightness value of reflecting strips that has only the left side in the image is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted left, and signal display unit shows this debugging indicator signal;
If the reflecting strips brightness value that has only the reflecting strips on the right of the image is less than threshold value a, then debugging unit generates the debugging indicator signal that a word line shape LASER Light Source is adjusted to the right, and signal display unit shows this debugging indicator signal.
4. the method for a kind of word line shape LASER Light Source Installation and Debugging according to claim 3 is characterized in that described reflecting strips brightness value is the mean value of the brightness of whole reflecting strips.
5. the method for a kind of word line shape LASER Light Source Installation and Debugging according to claim 3, it is characterized in that, described threshold value a, adopt following method to obtain: camera is taken respectively by word line shape LASER Light Source irradiation with not by the reflecting strips of word line shape LASER Light Source irradiation, obtain the maximum brightness value of reflecting strips when not shone by a word line shape LASER Light Source and the minimum luminance value when being shone by a word line shape LASER Light Source respectively, threshold value a is between these two values but do not comprise to appoint in the scope of these two values and get a value.
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| CN 201010281912 CN101980119B (en) | 2010-09-13 | 2010-09-13 | Device for arranging and debugging linear laser light source and method thereof |
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| CN 201010281912 CN101980119B (en) | 2010-09-13 | 2010-09-13 | Device for arranging and debugging linear laser light source and method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102339174A (en) * | 2011-11-08 | 2012-02-01 | 苏州佳世达电通有限公司 | Debugging method of optical touch screen |
| CN106225722A (en) * | 2016-04-29 | 2016-12-14 | 北京仁光科技有限公司 | Touch screen infrared surface debugging instrument and adjustment method thereof |
| CN108037856A (en) * | 2017-12-04 | 2018-05-15 | 联想(北京)有限公司 | Two dimensional surface gesture detection system and method |
| CN110261842A (en) * | 2019-07-08 | 2019-09-20 | 北京云迹科技有限公司 | Exploring laser light installation site method of adjustment and device suitable for robot |
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| CN101231565A (en) * | 2007-01-23 | 2008-07-30 | 鲍炜 | Device for receiving photoelectricity white plate signal |
| CN101719041A (en) * | 2009-12-29 | 2010-06-02 | 广东威创视讯科技股份有限公司 | Device and method for installing and debugging camera |
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2010
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231565A (en) * | 2007-01-23 | 2008-07-30 | 鲍炜 | Device for receiving photoelectricity white plate signal |
| CN101719041A (en) * | 2009-12-29 | 2010-06-02 | 广东威创视讯科技股份有限公司 | Device and method for installing and debugging camera |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102339174A (en) * | 2011-11-08 | 2012-02-01 | 苏州佳世达电通有限公司 | Debugging method of optical touch screen |
| CN102339174B (en) * | 2011-11-08 | 2013-09-11 | 苏州佳世达电通有限公司 | Debugging method of optical touch screen |
| CN106225722A (en) * | 2016-04-29 | 2016-12-14 | 北京仁光科技有限公司 | Touch screen infrared surface debugging instrument and adjustment method thereof |
| CN106225722B (en) * | 2016-04-29 | 2018-06-01 | 北京仁光科技有限公司 | Touch-screen infrared surface debugging instrument and its adjustment method |
| CN108037856A (en) * | 2017-12-04 | 2018-05-15 | 联想(北京)有限公司 | Two dimensional surface gesture detection system and method |
| CN108037856B (en) * | 2017-12-04 | 2022-03-25 | 联想(北京)有限公司 | Two-dimensional plane gesture detection system and method |
| CN110261842A (en) * | 2019-07-08 | 2019-09-20 | 北京云迹科技有限公司 | Exploring laser light installation site method of adjustment and device suitable for robot |
| CN110261842B (en) * | 2019-07-08 | 2021-09-14 | 北京云迹科技有限公司 | Detection laser installation position adjusting method and device suitable for robot |
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| Publication number | Publication date |
|---|---|
| CN101980119B (en) | 2013-02-13 |
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